Finding the Fourth Proportional to 1,284,492.53, 1,772,599.95 and 703,718.28
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Solution
The fourth proportional to 1,284,492.53, 1,772,599.95 and 703,718.28 is: 971,131.37
Step by Step Solution
- Step 1: Write the proportion equation
1,284,492.53 : 1,772,599.95 = 703,718.28 : x - Step 2: Convert to fraction form
1,284,492.53/1,772,599.95 = 703,718.28/x - Step 3: Cross multiply
1,284,492.53x = 1,772,599.95 × 703,718.28 - Step 4: Simplify right side
1,284,492.53x = 1,247,410,987,942.09 - Step 5: Solve for x
x = 1,247,410,987,942.09/1,284,492.53 - Step 6: Final answer
x = 971,131.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.